GCC_JIT_INT_OPTION_OPTIMIZATION_LEVEL

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.

Values

Value	Meaning
GCC_JIT_INT_OPTION_OPTIMIZATION_LEVEL	How much to optimize the code. Valid values are 0-3, corresponding to GCC's command-line options -O0 through -O3. The default value is 0 (unoptimized).
GCC_JIT_NUM_INT_OPTIONS